参考文献

Dewey; Witt Industrial and Engineering Chemistry, Analytical Edition, 1942 , vol. 14, p. 648 Full Text View citing articles Show Details Aksac, Z.; Altinok, A.; Icli, S. Spectrochimica Acta, Part A: Molecular and Biomolecular Spectroscopy, 1983 , vol. 39, # 12 p. 1029 - 1032